--- nextcloud-31.0.14old/apps/snappymail/lib/Controller/PageController.php	2026-02-21 17:17:01.104709000 +0900
+++ nextcloud/apps/snappymail/lib/Controller/PageController.php	2026-02-21 18:35:56.344741000 +0900
@@ -8,6 +8,10 @@
 use OCP\AppFramework\Controller;
 use OCP\AppFramework\Http\TemplateResponse;
 
+use OCP\INavigationManager;
+use OCP\Server;
+
+
 class PageController extends Controller
 {
 	/**
@@ -28,7 +32,7 @@
 		}
 
 		if (!$bAdmin && $config->getAppValue('snappymail', 'snappymail-no-embed')) {
-			\OC::$server->getNavigationManager()->setActiveEntry('snappymail');
+			\OC::$server->get(INavigationManager::class)->setActiveEntry('snappymail');
 			\OCP\Util::addScript('snappymail', 'snappymail');
 			\OCP\Util::addStyle('snappymail', 'style');
 			SnappyMailHelper::startApp();
@@ -43,7 +47,7 @@
 			return $response;
 		}
 
-		\OC::$server->getNavigationManager()->setActiveEntry('snappymail');
+		\OC::$server->get(INavigationManager::class)->setActiveEntry('snappymail');
 
 		\OCP\Util::addStyle('snappymail', 'embed');